How To Install opensm on CentOS 8

opensm is OpenIB InfiniBand Subnet Manager and management utilities

Introduction

In this tutorial we learn how to install opensm on CentOS 8.

What is opensm

OpenSM is the OpenIB project’s Subnet Manager for Infiniband networks. The subnet manager is run as a system daemon on one of the machines in the infiniband fabric to manage the fabric’s routing state. This package also contains various tools for diagnosing and testing Infiniband networks that can be used from any machine and do not need to be run on a machine running the opensm daemon.

We can use yum or dnf to install opensm on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install opensm.

Install opensm on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install opensm using dnf by running the following command:

sudo dnf -y install opensm

Install opensm on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install opensm using yum by running the following command:

sudo yum -y install opensm

How To Uninstall opensm on CentOS 8

To uninstall only the opensm package we can use the following command:

sudo dnf remove opensm

opensm Package Contents on CentOS 8

/etc/logrotate.d/opensm
/etc/rdma/opensm.conf
/etc/rdma/partitions.conf
/etc/rwtab.d/opensm
/etc/sysconfig/opensm
/usr/lib/.build-id
/usr/lib/.build-id/21
/usr/lib/.build-id/21/d641d14b90f81451d716690737832ee3b97ff8
/usr/lib/.build-id/ed
/usr/lib/.build-id/ed/9277ebcd656993acb52a832d7cbe03b2fb6bf2
/usr/lib/systemd/system/opensm.service
/usr/libexec/opensm-launch
/usr/sbin/opensm
/usr/sbin/osmtest
/usr/share/doc/opensm
/usr/share/doc/opensm/AUTHORS
/usr/share/doc/opensm/ChangeLog
/usr/share/doc/opensm/INSTALL
/usr/share/doc/opensm/NEWS
/usr/share/doc/opensm/README
/usr/share/licenses/opensm
/usr/share/licenses/opensm/COPYING
/usr/share/man/man5/torus-2QoS.conf.5.gz
/usr/share/man/man8/opensm.8.gz
/usr/share/man/man8/osmtest.8.gz
/usr/share/man/man8/torus-2QoS.8.gz
/var/cache/opensm

References

Summary

In this tutorial we learn how to install opensm on CentOS 8 using yum and dnf.